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Released Jun 4, 2026 $3.99 Mixed Not counted on Steam profiles yet

Deep Sea Fish: Hidden World

By Althea Games

Casual Arcade Incremental 2D Platformer Idler 2D Colorful Cute StrategySingleplayerEconomyCapitalism

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Followers —

Reviews 51 Mixed

Players now 0 Peak today 0

Followers, 30 days — Not enough history yet

Deep Sea Fish: Hidden World is a game tagged Casual, Arcade and Incremental by Althea Games, released Jun 4, 2026. It has 51 Steam reviews (Mixed). The Steam games most like it include Only Driving - Cozy Car Journey, Only Mining - Cozy Digging Game and GLONK.

A short incremental fishing game where you catch fish, earn gold, and unlock powerful upgrades to explore the deep sea.

From the Steam page

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<a href="https://launchrivals.com/games/4710400-deep-sea-fish-hidden-world"><img src="https://launchrivals.com/games/4710400/badge.png" alt="Deep Sea Fish: Hidden World launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/4710400-deep-sea-fish-hidden-world"><img src="https://launchrivals.com/games/4710400/badge.png?theme=light" alt="Deep Sea Fish: Hidden World launch date" width="320" height="84"></a>

Only Driving - Cozy Car Journey 94% match · Casual, Arcade, Incremental
Only Mining - Cozy Digging Game 91% match · Casual, Arcade, Incremental
GLONK 84% match · Casual, Arcade, Incremental
Black Hole: Farmageddon 83% match · Casual, Arcade, Incremental
Heart Idler 82% match · Casual, Arcade, Incremental
Shell Increment 82% match · Casual, Arcade, Incremental
PEGGO! 82% match · Casual, Arcade, Incremental
Brick Breaker Upgrade 81% match · Casual, Arcade, Incremental
Incremental Dice 81% match · Casual, Incremental, Idler
Spirit Tide 81% match · Casual, Arcade, Idler

Steam data

Everything Steam lists for Deep Sea Fish: Hidden World · record updated 15 hours ago

Steam store

Overview

App ID4710400

Release dateJun 4, 2026

Last change number40187602

Last record update15 hours ago

App type: Game
Developer: Althea Games
Publisher: Althea Games
Steam profile: Not counted yet: Steam is still getting to know this game, so it doesn't add to game counts or achievement totals · checked 18 hours ago
Technologies: Unity detected

Windows macOS

Steam Deck: Playable

Single-playerSteam AchievementsSteam CloudFamily Sharing

Prices

Price · US$3.99

On sale0 of 41regions right now

Lowest seen · US$3.99Oct 23, 2026

Checked18 hours agoin 41 regions

Japan¥JPY

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Americas 10

United States$USD $3.99 Lowest $3.99 · Oct 2026

CanadaCA$CAD C$ 4.59 Lowest C$ 4.59 · Oct 2026

BrazilR$BRL R$15,75 Lowest R$15,75 · Oct 2026

MexicoMex$MXN Mex$ 59.49 Lowest Mex$ 59.49 · Oct 2026 Latin America (USD)$USD $2.69 Lowest $2.69 · Oct 2026

ChileCLP$CLP CLP$2.749 Lowest CLP$2.749 · Oct 2026

ColombiaCOL$COP COL$ 11.499,00 Lowest COL$ 11.499,00 · Oct 2026

PeruS/.PEN S/. 11.25 Lowest S/. 11.25 · Oct 2026

Uruguay$UUYU $U141,00 Lowest $U141,00 · Oct 2026

Costa Rica₡CRC ₡2.150,00 Lowest ₡2.150,00 · Oct 2026

Europe 5

United Kingdom£GBP £3.59 Lowest £3.59 · Oct 2026

Euro area€EUR 4,15€ Lowest 4,15€ · Oct 2026

SwitzerlandCHF CHF 3.59 Lowest CHF 3.59 · Oct 2026

NorwaykrNOK 47,50 kr Lowest 47,50 kr · Oct 2026

PolandzłPLN 16,75 zł Lowest 16,75 zł · Oct 2026

CIS 4

Russia₽RUB 200 руб Lowest 200 руб · Oct 2026

Ukraine₴UAH 100,00₴ Lowest 100,00₴ · Oct 2026

Kazakhstan₸KZT 1 320,00₸ Lowest 1 320,00₸ · Oct 2026 CIS (USD)$USD $2.69 Lowest $2.69 · Oct 2026

Asia-Pacific 15

Japan¥JPY ¥530 Lowest ¥530 · Oct 2026

South Korea₩KRW ₩ 4,400 Lowest ₩ 4,400 · Oct 2026

China¥CNY ¥18.00 Lowest ¥18.00 · Oct 2026

Hong KongHK$HKD HK$ 25.00 Lowest HK$ 25.00 · Oct 2026

TaiwanNT$TWD NT$ 95.00 Lowest NT$ 95.00 · Oct 2026

SingaporeS$SGD S$4.75 Lowest S$4.75 · Oct 2026

MalaysiaRMMYR RM10.99 Lowest RM10.99 · Oct 2026

IndonesiaRpIDR Rp 39 499 Lowest Rp 39 499 · Oct 2026

Thailand฿THB ฿88.00 Lowest ฿88.00 · Oct 2026

Philippines₱PHP ₱139.00 Lowest ₱139.00 · Oct 2026

Vietnam₫VND 62.000₫ Lowest 62.000₫ · Oct 2026

India₹INR ₹209.00 Lowest ₹209.00 · Oct 2026 South Asia (USD)$USD $2.69 Lowest $2.69 · Oct 2026

AustraliaA$AUD A$ 5.75 Lowest A$ 5.75 · Oct 2026

New ZealandNZ$NZD NZ$ 6.39 Lowest NZ$ 6.39 · Oct 2026

Middle East & Africa 7

MENA (USD)$USD $2.69 Lowest $2.69 · Oct 2026

Israel₪ILS ₪14.25 Lowest ₪14.25 · Oct 2026

Saudi ArabiaSRSAR 11.49 SR Lowest 11.49 SR · Oct 2026

United Arab EmiratesAED 13.49 AED Lowest 13.49 AED · Oct 2026

KuwaitKDKWD 0.95 KD Lowest 0.95 KD · Oct 2026

QatarQRQAR 11.99 QR Lowest 11.99 QR · Oct 2026

South AfricaRZAR R 43.99 Lowest R 43.99 · Oct 2026

Patches

Build	Branch	Updated
25881690	public	Oct 12, 2026

Packages & DLC

ID	Name	Price (US)
4859760	Not on the store yet	—
5359960	Not on the store yet	—

Depots

ID	Name	Systems	Size	Download	Manifest
4710401	—	Windows, Linux	273.3 MB	51.6 MB	6679646949847941014
4710402	—	macOS	331.5 MB	68.5 MB	4681958581931799306

Branch	Build	Updated	Access
public	25881690	Oct 12, 2026	Open

Configuration

Install foldersteamapps/common/Deep Sea Fish Hidden World

Executable	Arguments	Systems	Description
Deep Sea Fish Hidden World.exe		All
DeepSeaFish.app\Contents\MacOS\Deep Sea Fish_ Hidden World		macOS

Space per player9.5 MB

Filesup to 2

Save locations1

Root	Path	Pattern	Systems
WinAppDataLocalLow	Althea Games/Deep Sea Fish_ Hidden World	*.json	All

Achievements

Achievements250 hidden

Most unlocked99%First Catch

Rarest23%Ocean Overlord

First Catch Catch your first Fish 99%
A New Catch Unlock Starfish 97.5%
Slippery Friend Unlock Eel 97.1%
Tentacle Trouble Unlock Squid 95.4%
Spiky Danger Unlock Urchin 92.7%
Ocean Glider Unlock Stingray 91.9%
Skilled Fisher Catch 100 Fish in a single run 91.6%
Apex Predator Unlock Shark 88.9%
Growing Fisher Reach Level 30 88.4%
Master Of Explosions Trigger 100 Boom explosions 87.3%
Laser Madness Destroy 1,000 Fish using Horizon Beam 83.1%
Ancient Swimmer Unlock Sea Turtle 82.8%
Fishing Master Catch 400 Fish in a single run 82.6%
Deep Blue Ocean Earn 1B gold in one day 82%
Hammer Time Unlock Hammer Shark 81.8%
Experienced Hunter Reach Level 60 81.8%
Ocean Of Gold Earn 100B Gold 80.3%
King of the Ocean Unlock Orca 79.8%

All 25 achievements

Deep Sea Expert Reach Level 90 74.4%
Master of Evolution Unlock 250 nodes 69.2%
Ocean Legend Reach Level 120 67.6%
Fishing Frenzy Catch 50,000 fish 65.5%
Master Of The Abyss Reach Level 150 56.4%
Endless Fishing Catch 75,000 fish 26.5%
Ocean Overlord Go fishing 200 times 23%

Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.